Our galaxy might crash into Andromeda. What would happen to us?

Our Milky Way galaxy is a cannibal.It has grown by consuming other galaxies. Yet, it too, may be destined to collide and merge with an even bigger galaxy: Andromeda. Though galaxy collisions are normal events and NASA suspects this collision is inevitable (in billions of years), new research argues that with our current knowledge about Andromeda, such a future impact is still not certain — and has about 50-50 odds.You might wonder what would happen if our disk-shaped spiral galaxy were to